<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="试卷标题" prop="title">
        <el-input v-model="queryParams.title" placeholder="请输入试卷标题" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="试卷开始时间" prop="startTime">
        <el-date-picker clearable v-model="queryParams.startTime" type="date" value-format="yyyy-MM-dd"
          placeholder="请选择试卷开始时间">
        </el-date-picker>
      </el-form-item>
      <el-form-item label="试卷结束时间" prop="endTime">
        <el-date-picker clearable v-model="queryParams.endTime" type="date" value-format="yyyy-MM-dd"
          placeholder="请选择试卷结束时间">
        </el-date-picker>
      </el-form-item>
      <el-form-item label="创建者" prop="createdBy">
        <el-input v-model="queryParams.createdBy" placeholder="请输入创建者" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd"
          v-hasPermi="['exam:paper:add']">新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="success" plain icon="el-icon-edit" size="mini" :disabled="single" @click="handleUpdate"
          v-hasPermi="['exam:paper:edit']">修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="danger" plain icon="el-icon-delete" size="mini" :disabled="multiple" @click="handleDelete"
          v-hasPermi="['exam:paper:remove']">删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="warning" plain icon="el-icon-download" size="mini" @click="handleExport"
          v-hasPermi="['exam:paper:export']">导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="paperList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="试卷主键" align="center" prop="id" />
      <el-table-column label="试卷标题" align="center" prop="title" />
      <el-table-column label="试题数量" align="center" prop="questionCount" />
      <el-table-column label="试卷开始时间" align="center" prop="startTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.startTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="试卷结束时间" align="center" prop="endTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.endTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="题目ID列表" align="center" prop="content" />
      <el-table-column label="创建者ID" align="center" prop="createdBy" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)"
            v-hasPermi="['exam:paper:edit']">修改</el-button>
          <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)"
            v-hasPermi="['exam:paper:remove']">删除</el-button>
          <el-dropdown size="mini" @command="(command) => handleCommand(command, scope.row)"
            v-hasPermi="['exam:paper:edit']">
            <el-button size="mini" type="text" icon="el-icon-d-arrow-right">更多</el-button>
            <el-dropdown-menu slot="dropdown">
              <el-dropdown-item command="handleDispatch" icon="el-icon-key">分发试卷
              </el-dropdown-item>
            </el-dropdown-menu>
          </el-dropdown>
        </template>
      </el-table-column>
    </el-table>

    <pagination v-show="total > 0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize"
      @pagination="getList" />

    <!-- 添加或修改测评试卷对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="试卷标题" prop="title">
          <el-input v-model="form.title" placeholder="请输入试卷标题" />
        </el-form-item>
        <el-form-item label="试卷开始时间" prop="startTime">
          <el-date-picker clearable v-model="form.startTime" type="datetime" format="yyyy-MM-dd HH:mm"
            value-format="yyyy-MM-dd HH:mm" placeholder="请选择试卷开始时间">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="试卷结束时间" prop="endTime">
          <el-date-picker clearable v-model="form.endTime" type="datetime" format="yyyy-MM-dd HH:mm"
            value-format="yyyy-MM-dd HH:mm" placeholder="请选择试卷结束时间">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="选择题目" prop="area">
          <el-button type="primary" @click="checkQuestion">选择题目</el-button>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>


    <el-dialog title="选择题目" :visible.sync="questionOpen" width="1000px">
      <el-table v-loading="questionLoading" :row-key="getRowKeys" :data="questionList"
        @selection-change="handleQuestionSelectionChange">
        <el-table-column type="selection" width="50" align="center" />
        <el-table-column label="问题ID" align="center" key="id" prop="id" />
        <el-table-column label="类型" align="center" :reserve-selection="true" key="questionType" prop="questionType">
          <template slot-scope="scope">
            <span v-if="scope.row.questionType == '1'">单选</span>
            <span v-if="scope.row.questionType == '2'">多选</span>
            <span v-if="scope.row.questionType == '3'">判断</span>
            <span v-if="scope.row.questionType == '4'">填空</span>
            <span v-if="scope.row.questionType == '5'">简答</span>
          </template>
        </el-table-column>
        <el-table-column label="标题" align="center" key="content[0].key" prop="content[0].value" />
        <el-table-column label="正确答案" align="center" key="correctArrays" prop="correctArrays" />
        <el-table-column label="分值" align="center" key="score" prop="score" />
      </el-table>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="questionOpen = false;">确 定</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listPaper, getPaper, delPaper, addPaper, updatePaper } from "@/api/exam/paper";
import { listQuestion, getQuestion, listQuestionUnChosen } from "@/api/question/question";

export default {
  name: "Paper",
  data() {
    return {
      // 遮罩层
      loading: true,
      questionLoading: true,
      // 选中数组
      ids: [],
      // 问题IDS
      questionIds: [],
      // 
      questionList: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 测评试卷表格数据
      paperList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      questionOpen: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        title: null,
        questionCount: null,
        startTime: null,
        endTime: null,
        contentId: null,
        createdBy: null,
        deleteFlag: null
      },
      // 表单参数
      form: {
        questionArrays: []
      },
      // 表单校验
      rules: {
        title: [
          { required: true, message: "试卷标题不能为空", trigger: "blur" }
        ],
        questionCount: [
          { required: true, message: "试题数量不能为空", trigger: "blur" }
        ],
        startTime: [
          { required: true, message: "试卷开始时间不能为空", trigger: "blur" }
        ],
        endTime: [
          { required: true, message: "试卷结束时间不能为空", trigger: "blur" }
        ],
        contentId: [
          { required: true, message: "试卷内容关联id不能为空", trigger: "blur" }
        ],
        createdBy: [
          { required: true, message: "创建者不能为空", trigger: "blur" }
        ],
        createTime: [
          { required: true, message: "创建时间不能为空", trigger: "blur" }
        ],
        deleteFlag: [
          { required: true, message: "删除标志不能为空", trigger: "blur" }
        ]
      },
    };
  },
  created() {
    this.getList();
  },
  methods: {
    getRowKeys(row) {
      return row.id
    },
    /** 查询测评试卷列表 */
    getList() {
      this.loading = true;
      listPaper(this.queryParams).then(response => {
        this.paperList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        title: null,
        questionCount: null,
        startTime: null,
        endTime: null,
        contentId: null,
        createdBy: null,
        createTime: null,
        deleteFlag: null
      };
      this.questionIds = [];
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },
    handleQuestionSelectionChange(selection) {
      this.questionIds = selection.map(item => item.id)
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加测评试卷";
    },
    checkQuestion() {
      this.questionOpen = true;
      this.questionLoading = true;
      listQuestionUnChosen([]).then(response => {
        console.log(response)
        this.questionList = response.data;
        this.questionLoading = false;
      });
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getPaper(id).then(response => {
        this.form = response.data;
        this.questionIds = response.data.questionArrays;
        this.open = true;
        this.title = "修改测评试卷";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            this.form.questionArrays = this.questionIds;
            this.form.questionCount = this.form.questionArrays.length;
            updatePaper(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.questionIds = [];
              this.open = false;
              this.getList();
            });
          } else {
            this.form.questionArrays = this.questionIds;
            this.form.questionCount = this.form.questionArrays.length;
            addPaper(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.questionIds = [];
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除测评试卷编号为"' + ids + '"的数据项？').then(function () {
        return delPaper(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => { });
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('exam/paper/export', {
        ...this.queryParams
      }, `paper_${new Date().getTime()}.xlsx`)
    },
    handleCommand(command, row) {
      switch (command) {
        case "handleDispatch":
          this.handleDispatch(row);
          break;
        default:
          break;
      }
    },
    handleDispatch(row) {
      const examPaperId = row.id;
      console.log(examPaperId)
      this.$router.push("/exam/exam-user/" + examPaperId);
    }
  }
};
</script>
